https://www.devex.com/people/como-hablar-directamente-con-un-agente-de-delta-airlines-llama-ahora-1978393
https://central.xero.com/s/question/0D58V00009PiusdSAB/%F0%9D%94%BCxpediarefund-do-you-get-a-refund-if-you-cancel-a-trip-on-%F0%9D%94%BCxpedia